Emulsifiable lubricant compositions
AssigneeMobil Oil Corporation
InventorsDerek A. Law, Robert H. Davis, Harry J. Andress
Life of this patent
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Abstract
An emulsifiable concentrate for use in water-in-oil fire-resistant hydraulic fluids, comprises lubricant and a polyalkenylsuccinic acid or anhydride or a salt thereof.
Claims9
An emulsifiable lubricant composition consisting essentially of a lubricating oil and a member selected from the group consisting of (1) an alkenylsuccinic anhydride, wherein said alkenylsuccinic anhydride has a number average molecular weight of from about 300 to about 3000, (2) the alkenylsuccinic anhydride of (1) in combination with a rosin salt and (3) the alkenylsuccinic anhydride of (1) in combination with an amine and a rosin soap.
Dependencies are inferred from the claim text.